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Dataproducts D-Sub 50 Parallel

50 PIN D-SUB MALE (at ???)
50 PIN D-SUB FEMALE (at ???)

50 PIN D-SUB MALE at ???.
50 PIN D-SUB FEMALE at ???.

Pin Return Dir Description Active State
22 6 <-- Ready High
21 5 <-- On Line High
23 7 <-- Demand High
38 37 --> Data Strobe High
19 3 --> Data 1 n/a
20 4 --> Data 2 n/a
1 2 --> Data 3 n/a
41 40 --> Data 4 n/a
34 18 --> Data 5 n/a
43 42 --> Data 6 n/a
36 35 --> Data 7 n/a
28 44 --> Data 8 n/a
29 13 --> Parity n/a
50 32 <-- Ident 0 n/a
49 16 <-- Ident 1 n/a
46 47 --> Interface Verify Low
12 39 --> +5 VDC (Test) High
27 11 <-- Parity Error High
25 9 <-- Bottom of Form High
24 8 <-- Top of Form High
30 14 --> Paper Instruction High
31 15 --> Buffer Clear High
26 10 <-- Paper Moving High
48 17 <-- Paper Moving High
47 33 <-- Not VFU High

Note: Direction is Host (Computer) relative Peripheral (Printer).
Note: Return is Ground signal for Unbalanced and the Negative Signal for Balanced.

Contributor: Joakim Ögren

Source:
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May be copied and redistributed, partially or in whole, as appropriate.
Document last modified: 2001-06-07